CVE-2020-28025 is an Out-of-bounds Read vulnerability affecting Exim versions prior to 4.94.2. A crafted DKIM-Signature header can exploit a flaw in how pdkim_finish_bodyhash validates bodyhash lengths, potentially leading to a leak of sensitive information from process memory. This vulnerability has a CVSS score of 7.5 (High), indicating a network-exploitable flaw with low attack complexity and high confidentiality impact. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), it has garnered some community discussion and media coverage, suggesting awareness within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.00, < 4.94.2CPE matchmatch criteria | cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.